/* 全局样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

/* 卡片样式 */
.card {
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,.05);
    transition: transform 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-5px);
}

.card-title {
    color: #007bff;
    font-weight: 600;
}

/* 按钮样式 */
.btn {
    border-radius: 4px;
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

/* 表格样式 */
.table {
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,.05);
}

.table thead th {
    border-top: none;
    background-color: #f8f9fa;
    color: #495057;
    font-weight: 600;
}

/* 进度条样式 */
.progress {
    height: 5px;
    border-radius: 2px;
    background-color: #e9ecef;
}

.progress-bar {
    background-color: #007bff;
    transition: width 0.3s ease-in-out;
}

/* 上传区域样式 */
.upload-area {
    border: 2px dashed #007bff;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    background-color: white;
    transition: all 0.3s ease;
}

.upload-area.dragover {
    background-color: #e9ecef;
    border-color: #0056b3;
}

.upload-content {
    color: #6c757d;
}

.upload-content i {
    color: #007bff;
    margin-bottom: 1rem;
}

/* 时间线样式 */
.timeline {
    position: relative;
    padding: 20px 0;
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: 30px;
}

.timeline-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    background-color: #007bff;
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    font-weight: bold;
}

.timeline-content {
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,.05);
}

.timeline-content h4 {
    margin-bottom: 10px;
    color: #007bff;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .card {
        margin-bottom: 20px;
    }
    
    .timeline-item {
        padding-left: 40px;
    }
    
    .timeline-number {
        width: 30px;
        height: 30px;
        line-height: 30px;
        font-size: 0.9rem;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* 提示框样式 */
.alert {
    border: none;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,.05);
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
} 